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Cheat Sheet: High Intensity Interval Training (HIIT)

high intensity interval training

You might have a love/hate relationship with High Intensity Interval Training (or HIIT), and who could blame you?

It’s not exactly easy to remember why you claimed to love something in the middle of your tenth burpee, after all. But there’s no denying that HIIT packs a seriously effective punch in a short amount of time, and there’s a lot to love about that.

Here are 9 stories that will help you understand the workout even better—from what the heck it is and why it works, to where you can get your sweat on. —Molly Gallagher

1. Tabata: What it really means 
The trendy fitness term crops up in workouts from barre to boot camp—where it can be used incorrectly. An expert sets us straight.

2Why High Intensity Interval Training is having a moment 
HIIT packs as much intense energy as possible into as little time as possible. And the method’s producing mad results.

3. First Look: The Fhitting Room’s high-intensity Flatiron flagship 
The Upper East Side HIIT studio just opened a massive new location downtown, with tons of amenities, on 19th Street. Here’s your first look inside, and all the details.

4. High Intensity Interval Training found to lower your appetite 
The workout you’ve grown to love (and sometimes hate) might cause you to eat less, says a study.

5. The Equinox class that became an enduring fitness phenomenon 
Workout classes come and go, but Kristi Molinaro’s forward-thinking 30/60/90 has stood the test of time—and just gets more crowded every day.

6. Spot-burning fat: The fitness myth that won’t go away 
According to experts and research, spot-burning fat is impossible. Here’s what that means for your workouts.

7. First Workout Report: Inside Exhale Flatiron and the new Core Fusion Extreme 
The new studio is bringing big, explosive movements into the pretty toe-pointing barre world.

8. Class Action: The People’s Bootcamp 
At this pay-what-you-can High Intensity Interval Training class in New York, you’ll hit your limit every single time while being encouraged every step of the way.

9. Are you still burning calories after your workout’s over? 
Why is your body still burning excess calories after you break a sweat? And what kinds of workouts deliver the greatest afterburn effect?

(Photo: Tabata)